Home / 14,315.73-19,748.89-9,537.89

Finding the Fourth Proportional to 14,315.73, 19,748.89 and 9,537.89

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Solution

The fourth proportional to 14,315.73, 19,748.89 and 9,537.89 is: 13,157.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315.73 : 19,748.89 = 9,537.89 : x
  2. Step 2: Convert to fraction form
    14,315.73/19,748.89 = 9,537.89/x
  3. Step 3: Cross multiply
    14,315.73x = 19,748.89 × 9,537.89
  4. Step 4: Simplify right side
    14,315.73x = 188,362,740.44
  5. Step 5: Solve for x
    x = 188,362,740.44/14,315.73
  6. Step 6: Final answer
    x = 13,157.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.